P0133

2A35 - P0133

Information saved in
DME

Fault code
2A35 - P0133

Fault text
Oxygen sensor before catalytic converter, dynamics

Fault description
Pre-catalyst oxygen sensor, dynamics

Condition for fault identification
Test condition:
Active dynamic diagnosis executes at engine speeds
between 1280 rpm and 3400 rpm, relative induction charge
density between 22.01 % and 70.01 % and with catalyst
temperature from model > 400.02 °
Terminal condition: none
Voltage condition:
none

Condition for fault memory entry
none

Action in service
Replacement of pre-catalyst oxygen sensor

Fault effect and breakdown warning
None
MIL lights up when fault is detected in two consecutive
driving cycles

Driver information
Warning light:
MIL ON

Service instruction
Determine whether cylinder balancing is plausible; if not
plausible, perform cylinder balancing following repair